bootloader is the component or code in the operating system that is executed before the start of any android device. A locked bootloader device would not allow you to modify that bootloader and thus you are stuck with using (booting) the same operating system that the device Originally came with. once you unlock the bootloader on your device it will give you ability to Install other versions of the operating system on your Phone.
In this article you will learn how You can unlock bootloader on your TCL 305 without obtaining the permission from manufactures.
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How to unlock bootloader on TCL 305:
- Install Mediatek usb COM driver on your computer
- Install unlock tool and requirement’s, Run command windows and send below code
git clone https://github.com/bkerler/mtkclient
cd mtkclient
pip3 install -r requirements.txt- turn Phone off, Press volume up + down key & connect it to computer by using the usb cable
- Open device manager and check for usb device (if no device repeat the Process or try test point)
- make a dump of stock boot and vbmeta.img
python mtk r boot,vbmeta,vbmeta_system,vbmeta_vendor boot.img,vbmeta.img,vbmeta_system.img,vbmeta_vendor.img
- patch dump files using Magisk
- erase metadata and userdata (and md_udc if existing) for that send below code
python mtk e metadata,userdata,md_udc- to unlock bootloader send below code
python mtk da seccfg unlock- Relock bootloader
python mtk xflash seccfg lock- Reboot
python mtk reset- Now put Phone to bootloader
- Connect it to computer and send below code via CMD
fastboot flashing unlock
- on phone confirm unlock warning
- done, write orange state disabler via twrp, flash patched vbmeta.img via fastboot
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